23163702546209 has 2 divisors, whose sum is σ = 23163702546210. Its totient is φ = 23163702546208.

The previous prime is 23163702546199. The next prime is 23163702546241. The reversal of 23163702546209 is 90264520736132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22279532814400 + 884169731809 = 4720120^2 + 940303^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23163702546209 is a prime.

It is not a weakly prime, because it can be changed into another prime (23163702546409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11581851273104 + 11581851273105.

It is an arithmetic number, because the mean of its divisors is an integer number (11581851273105).

Almost surely, 2^{23163702546209} is an apocalyptic number.

It is an amenable number.

23163702546209 is a deficient number, since it is larger than the sum of its proper divisors (1).

23163702546209 is an equidigital number, since it uses as much as digits as its factorization.

23163702546209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 23163702546209 in words is "twenty-three trillion, one hundred sixty-three billion, seven hundred two million, five hundred forty-six thousand, two hundred nine".